Aurinia Pharmaceuticals Inc. (AUPH) Ownership
AUPH ownership summary
as of October 17, 2026- Institutions
- 60.5% of shares outstanding
- Insiders
- 6.79% of shares outstanding
- Shares outstanding
- 133.1M
- Float
- 129.2M shares available to trade
- Short interest
- 6.57% 7.9M shares short
- Days to cover
- 9.71 short interest down 7.6% vs prior month
- Institutions 60.52%
- Insiders 6.79%
- Other investors 32.68%
AUPH top institutional holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | TANG CAPITAL MANAGEMENT LLC | 9.80% | 13.0M | $215.4M | +814,606 (+6.7%) | June 30, 2026 |
| 2 | BlackRock Inc | 6.16% | 8.2M | $135.3M | +347,564 (+4.4%) | June 30, 2026 |
| 3 | The Goldman Sachs Group Inc | 4.22% | 5.6M | $92.8M | +4.2M (+292.0%) | June 30, 2026 |
| 4 | NEA Management Company, LLC | 2.98% | 4.0M | $65.5M | — | June 30, 2026 |
| 5 | Two Sigma Investments LLC | 2.61% | 3.5M | $57.2M | +38,809 (+1.1%) | June 30, 2026 |
| 6 | Arrowstreet Capital Limited Partnership | 2.45% | 3.3M | $53.9M | −20,306 (−0.6%) | June 30, 2026 |
| 7 | State Street Corp | 1.95% | 2.6M | $42.8M | +62,516 (+2.5%) | June 30, 2026 |
| 8 | Morgan Stanley - Brokerage Accounts | 1.73% | 2.3M | $38.1M | +75,696 (+3.4%) | June 30, 2026 |
| 9 | Marshall Wace Asset Management Ltd | 1.54% | 2.0M | $33.7M | +169,410 (+9.0%) | June 30, 2026 |
| 10 | Geode Capital Management, LLC | 1.28% | 1.7M | $28.1M | +165,143 (+10.8%) | June 30, 2026 |
| 11 | Renaissance Technologies Corp | 1.16% | 1.5M | $25.6M | −115,800 (−7.0%) | June 30, 2026 |
| 12 | D. E. Shaw & Co LP | 1.06% | 1.4M | $23.3M | −164,527 (−10.5%) | June 30, 2026 |
| 13 | Vanguard Portfolio Management, LLC | 1.02% | 1.4M | $22.4M | +102,667 (+8.2%) | June 30, 2026 |
| 14 | Jacobs Levy Equity Management, Inc. | 0.93% | 1.2M | $20.3M | +134,327 (+12.2%) | June 30, 2026 |
| 15 | Jupiter Asset Management Limited | 0.82% | 1.1M | $18.1M | +291,056 (+36.2%) | June 30, 2026 |
| 16 | LSV Asset Management | 0.81% | 1.1M | $17.8M | +39,871 (+3.8%) | June 30, 2026 |
| 17 | Nomura Holdings Inc | 0.74% | 979K | $16.2M | +9,692 (+1.0%) | June 30, 2026 |
| 18 | AQR Capital Management LLC | 0.71% | 949K | $15.7M | −59 (−0.0%) | June 30, 2026 |
| 19 | Northern Trust Corp | 0.65% | 864K | $14.3M | +39,462 (+4.8%) | June 30, 2026 |
| 20 | Allianz Asset Management AG | 0.63% | 842K | $13.9M | +841,731 (0.0%) | June 30, 2026 |
Value at the latest close. Change = shares bought or sold in the latest quarterly filing (13F). In the top 20, 15 holders added 7.3M shares and 4 cut 301K.
AUPH top mutual fund and ETF holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | iShares Russell 2000 ETF | 2.32% | 3.1M | $51.0M | −35,584 (−1.1%) | September 30, 2026 |
| 2 | GS Glb Sm Cp CORE Eq Base Inc USD Snap | 1.13% | 1.5M | $24.9M | +599,033 (+65.8%) | July 31, 2026 |
| 3 | Fidelity Small Cap Index | 0.98% | 1.3M | $21.5M | +11,701 (+0.9%) | July 31, 2026 |
| 4 | iShares Russell 2000 Growth ETF | 0.84% | 1.1M | $18.4M | −1,414 (−0.1%) | September 30, 2026 |
| 5 | iShares Biotechnology ETF | 0.69% | 918K | $15.2M | −6,952 (−0.8%) | September 30, 2026 |
| 6 | Vanguard Russell 2000 ETF | 0.52% | 686K | $11.3M | +16,348 (+2.4%) | August 31, 2026 |
| 7 | Goldman Sachs US Tax-Managed Eq Instl | 0.41% | 541K | $8.9M | +541,443 (0.0%) | June 30, 2026 |
| 8 | Nuveen Quant Small Cap Equity R6 | 0.36% | 481K | $7.9M | — | August 31, 2026 |
| 9 | Fidelity Enhanced Small Cap Core ETF | 0.34% | 456K | $7.5M | +957 (+0.2%) | September 30, 2026 |
| 10 | Jupiter Merian Glb Eq Abs Rt I USD Acc | 0.30% | 400K | $6.6M | +77,023 (+23.9%) | June 30, 2026 |
| 11 | Goldman Sachs Small Cp Val Insghts Instl | 0.25% | 335K | $5.5M | +305,455 (+1,045.0%) | July 31, 2026 |
| 12 | Vanguard Health Care ETF | 0.24% | 314K | $5.2M | −8,398 (−2.6%) | August 31, 2026 |
| 13 | Goldman Sachs Small Cap Eq Insghts Instl | 0.23% | 304K | $5.0M | +206,056 (+210.1%) | July 31, 2026 |
| 14 | Schwab Small Cap Index | 0.22% | 291K | $4.8M | +2,464 (+0.9%) | August 31, 2026 |
| 15 | GS US Sm Cp CORE Eq Base Inc USD Snap | 0.19% | 259K | $4.3M | −28,460 (−9.9%) | July 31, 2026 |
| 16 | Principal US Small Cap ETF | 0.18% | 238K | $3.9M | +118 (+0.0%) | September 30, 2026 |
| 17 | Stt Strt SPDR® Russell2000 US SmCapETF | 0.17% | 227K | $3.7M | +10,848 (+5.0%) | August 31, 2026 |
| 18 | iShares Russell 2000 Small-Cap Idx Instl | 0.17% | 224K | $3.7M | — | August 31, 2026 |
| 19 | Nordea 2 - BetaPlus Enh GlSCap Eq BI USD | 0.17% | 223K | $3.7M | — | August 31, 2026 |
| 20 | Burney U.S. Factor Rotation ETF | 0.16% | 219K | $3.6M | +218,677 (0.0%) | February 25, 2026 |
Funds report holdings monthly or quarterly; dates differ by fund.
AUPH insider transactions
latest 4| Date | Name | Transaction | Price | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-27 | Kevin Tang | Buy | $13.99 | 516,439 | $7.2M |
| 2025-08-05 | Kevin Tang | Buy | $11.68 | 200,000 | $2.3M |
| 2025-08-04 | Kevin Tang | Buy | $11.34 | 100,000 | $1.1M |
| 2025-08-01 | Kevin Tang | Buy | $10.12 | 1,000,000 | $10.1M |
Reported trades by company officers, directors and other filers (including disclosures by members of Congress where EODHD lists them). "—" where the filing gives no share count.
AUPH shares outstanding
Year-end shares outstanding, adjusted for splits.
Who owns AUPH
Institutional investors own 60.5% of Aurinia Pharmaceuticals's shares and insiders 6.79%. The largest holder is TANG CAPITAL MANAGEMENT LLC with 9.80% of the shares (13.0M), as of June 30, 2026. Among the top 20 institutions, 15 added shares and 4 reduced their stake in the latest filings. Short interest is 6.57% of the float, or 9.71 days of average trading volume. The share count rose 335.4% since 2014.
Related: AUPH analyst forecast, AUPH key metrics. See the AUPH stock overview for the latest quote and news.
AUPH ownership FAQ
Who owns the most Aurinia Pharmaceuticals stock?
The largest shareholders of Aurinia Pharmaceuticals are TANG CAPITAL MANAGEMENT LLC (9.80%), BlackRock Inc (6.16%), The Goldman Sachs Group Inc (4.22%), NEA Management Company, LLC (2.98%), Two Sigma Investments LLC (2.61%).
What percentage of Aurinia Pharmaceuticals is owned by institutions?
Institutions hold 60.5% of Aurinia Pharmaceuticals's shares outstanding; insiders hold 6.79%.
Which funds own Aurinia Pharmaceuticals?
The largest fund holders of Aurinia Pharmaceuticals are iShares Russell 2000 ETF (2.32%), GS Glb Sm Cp CORE Eq Base Inc USD Snap (1.13%), Fidelity Small Cap Index (0.98%), iShares Russell 2000 Growth ETF (0.84%), iShares Biotechnology ETF (0.69%).
What is Aurinia Pharmaceuticals's short interest?
7.9M shares of Aurinia Pharmaceuticals were sold short, 6.57% of the float; at the average daily volume it would take 9.71 days to cover.
Are insiders buying or selling Aurinia Pharmaceuticals?
Of the latest 4 reported insider transactions in Aurinia Pharmaceuticals (since August 1, 2025), 4 were purchases and 0 were sales.
How many shares of Aurinia Pharmaceuticals are outstanding?
Aurinia Pharmaceuticals has 133.1M shares outstanding, of which 129.2M are in the public float.