STOCK TITAN

Funds tied to Aurinia Pharmaceuticals (AUPH) add shares, sell put options

Filing Impact
(Very High)
Filing Sentiment
(Very Positive)
Form Type
4

Rhea-AI Filing Summary

Aurinia Pharmaceuticals Inc. insider entities associated with Chief Executive Officer Kevin Tang reported significant open-market buying of common shares and new derivative positions. Funds managed through Tang Capital partnerships bought a net 814,606 common shares in late May and early June at prices around $15 per share, bringing their indirect holdings to 13,044,106 shares.

In a separate move, Tang-affiliated funds sold 10,000 short put options, creating a potential obligation to acquire up to 1,000,000 additional common shares at $15 per share if exercised by January 15, 2027. Together, these transactions increase the funds’ equity exposure to Aurinia while adding conditional future buying commitments.

Positive

  • None.

Negative

  • None.

Insights

CEO-linked funds increased Aurinia exposure via share purchases and short puts.

Funds associated with Kevin Tang acquired 814,606 Aurinia common shares through open-market purchases around $15 per share, raising their indirect position to 13,044,106 shares. These are discretionary buys, not option exercises or tax-driven moves.

The same funds entered into 10,000 short put options with a $15 strike, expiring on January 15, 2027. This structure adds downside obligation to buy up to 1,000,000 shares if assigned. Actual impact on share count and liquidity will depend on future market prices and whether counterparties exercise.

Insider TANG KEVIN, TANG CAPITAL MANAGEMENT LLC
Role Chief Executive Officer | null
Bought 814,606 shs ($12.46M)
Type Security Shares Price Value
Other Short Put Options (potential obligation to buy) 10,000 $1.65 $17K
Purchase Common Shares 206,005 $15.28 $3.15M
Purchase Common Shares 343,521 $15.28 $5.25M
Purchase Common Shares 99 $15.34 $2K
Purchase Common Shares 2,299 $15.35 $35K
Purchase Common Shares 262,682 $15.31 $4.02M
Holdings After Transaction: Short Put Options (potential obligation to buy) — 10,000 shares (Indirect, By LP); Common Shares — 13,044,106 shares (Indirect, By LP)
Footnotes (1)
  1. The prices reported are weighted-average prices. These shares were purchased in multiple transactions at prices ranging from $15.33 to $15.38. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1 and 3 through 6. Tang Capital Partners, LP ("TCP") beneficially owns 7,205,442 shares, Tang Capital Partners International, LP ("TCPI") beneficially owns 5,239,039 shares, Tang Capital Partners III, Inc. ("TCP III") beneficially owns 324,814 shares, and Tang Capital Partners IV, Inc. ("TCP IV") beneficially owns 274,811 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV (collectively, the "Funds"). These shares were purchased in multiple transactions ranging from $15.05 to $15.37. These shares were purchased in multiple transactions ranging from $14.97 to $15.50. These shares were purchased at $15.34. These shares were purchased in multiple transactions ranging from $15.00 to $15.40. Each put option is exercisable only at the option of the counterparty through the expiration date of the put option. Securities are beneficially held by TCP III and TCP IV. The Funds sold 10,000 put options on June 2, 2026. Pursuant to the put option contracts, the Funds have the potential obligation to acquire 1,000,000 common shares of the Issuer at $15 expiring on January 15, 2027.
Net common shares purchased 814,606 shares Open-market purchases in late May and early June 2026
Purchase price range $14.97–$15.50 per share Multiple transactions as described in footnotes
Holdings after transactions 13,044,106 shares Indirect common share holdings following latest purchase
Short put options sold 10,000 contracts Short put options on Aurinia common shares
Put option strike price $15.00 per share Conversion/exercise price for underlying common shares
Potential obligation shares 1,000,000 shares Maximum common shares deliverable under short put contracts
Put option expiration January 15, 2027 Expiration date of short put options
open-market purchase financial
"transaction_action: open-market purchase"
An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.
Short Put Options (potential obligation to buy) financial
"security_title: Short Put Options (potential obligation to buy)"
beneficially owns financial
"Tang Capital Partners, LP ("TCP") beneficially owns 7,205,442 shares"
Beneficially owns means a person or entity enjoys the economic benefits and control of a security even if the legal title or registration is held in another name. Think of it like having the keys and profits from a car that is registered to a friend: you use it, benefit from it, and make decisions about it even though the official paperwork lists someone else. For investors, this matters because it reveals who truly controls shares, affects voting power, potential conflicts of interest, and regulatory disclosure obligations.
pecuniary interest financial
"Mr. Tang has a pecuniary interest in the shares beneficially held"
put option contracts financial
"Pursuant to the put option contracts, the Funds have the potential obligation"
weighted-average prices financial
"The prices reported are weighted-average prices. These shares were purchased"
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SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
TANG KEVIN

(Last)(First)(Middle)
4747 EXECUTIVE DR
SUITE 210

(Street)
SAN DIEGO CALIFORNIA 92121

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Aurinia Pharmaceuticals Inc. [ AUPH ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirectorX10% Owner
XOfficer (give title below)Other (specify below)
Chief Executive Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/29/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
XForm filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Shares05/29/2026P2,299A$15.35(1)12,231,799IBy LP(2)
Common Shares05/29/2026P262,682A$15.31(3)12,494,481IBy LP(2)
Common Shares06/01/2026P343,521A$15.28(4)12,838,002IBy LP(2)
Common Shares06/01/2026P99A$15.34(5)12,838,101IBy LP(2)
Common Shares06/02/2026P206,005A$15.28(6)13,044,106IBy LP(2)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Short Put Options (potential obligation to buy)$1506/02/2026J10,00006/02/2026(7)01/15/2027Common Shares1,000,000$1.6510,000(8)IBy LP(8)
1. Name and Address of Reporting Person*
TANG KEVIN

(Last)(First)(Middle)
4747 EXECUTIVE DR
SUITE 210

(Street)
SAN DIEGO CALIFORNIA 92121

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
XDirectorX10% Owner
XOfficer (give title below)Other (specify below)
Chief Executive Officer
1. Name and Address of Reporting Person*
TANG CAPITAL MANAGEMENT LLC

(Last)(First)(Middle)
4747 EXECUTIVE DR
SUITE 210

(Street)
SAN DIEGO CALIFORNIA 92121

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
DirectorX10% Owner
Officer (give title below)Other (specify below)
Explanation of Responses:
1. The prices reported are weighted-average prices. These shares were purchased in multiple transactions at prices ranging from $15.33 to $15.38. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer or the SEC staff, upon request, all information regarding the number of shares purchased at each price within the ranges set forth in Footnotes 1 and 3 through 6.
2. Tang Capital Partners, LP ("TCP") beneficially owns 7,205,442 shares, Tang Capital Partners International, LP ("TCPI") beneficially owns 5,239,039 shares, Tang Capital Partners III, Inc. ("TCP III") beneficially owns 324,814 shares, and Tang Capital Partners IV, Inc. ("TCP IV") beneficially owns 274,811 shares. Kevin Tang is the sole manager of Tang Capital Management, LLC, which is the general partner of TCP and TCPI. Kevin Tang is the sole director and Chief Executive Officer of TCP III and TCP IV, which are indirectly wholly owned by TCP. Mr. Tang has a pecuniary interest in the shares beneficially held by TCP, TCPI, TCP III and TCP IV (collectively, the "Funds").
3. These shares were purchased in multiple transactions ranging from $15.05 to $15.37.
4. These shares were purchased in multiple transactions ranging from $14.97 to $15.50.
5. These shares were purchased at $15.34.
6. These shares were purchased in multiple transactions ranging from $15.00 to $15.40.
7. Each put option is exercisable only at the option of the counterparty through the expiration date of the put option.
8. Securities are beneficially held by TCP III and TCP IV. The Funds sold 10,000 put options on June 2, 2026. Pursuant to the put option contracts, the Funds have the potential obligation to acquire 1,000,000 common shares of the Issuer at $15 expiring on January 15, 2027.
Kevin Tang06/02/2026
Kevin Tang, Manager06/02/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

How many Aurinia (AUPH) shares did Kevin Tang–related funds buy?

Funds tied to Kevin Tang bought 814,606 Aurinia common shares. These open-market purchases occurred in late May and early June at prices around $15 per share, increasing their indirect holdings to 13,044,106 shares reported after the most recent transaction.

What prices did Aurinia (AUPH) insider entities pay for the recent share purchases?

The reported weighted-average prices were around $15 per share. Footnotes show multiple transactions in ranges such as $15.05–$15.37, $14.97–$15.50, and single trades at $15.34, reflecting steady accumulation near that price level.

How many Aurinia (AUPH) shares do the Tang Capital funds now hold?

Tang-affiliated funds now indirectly hold 13,044,106 Aurinia common shares. This figure reflects their position after the latest open-market purchases disclosed in the Form 4, across several related funds managed through Tang Capital entities.

What derivative position did Aurinia (AUPH) insider entities enter with short puts?

The funds sold 10,000 short put options on Aurinia shares. Under these contracts, they may be required to buy up to 1,000,000 common shares at $15 per share if exercised by the options’ January 15, 2027 expiration date.

Who actually holds the Aurinia (AUPH) shares reported in this Form 4?

The shares are beneficially held by multiple Tang Capital funds. Footnotes state TCP, TCPI, TCP III, and TCP IV collectively own millions of Aurinia shares, with Kevin Tang having a pecuniary interest through his roles in Tang Capital Management and related entities.

Is the Aurinia (AUPH) Form 4 transaction an open-market purchase or option exercise?

The reported common share acquisitions are open-market purchases. The filing uses transaction code P and describes them as purchases in the open market or private transactions, rather than option exercises or compensation-related grants.