Security record · archived quarter
KPTI
name pending profile ingest
35Tracked holders
+2Δ holders
5.82MShares held
$32.39MReported value
+7New positions
−5Exits
Momentum inputs (comparable managers):
holder breadth +6.1% ·
share flow +30.0% ·
net new positions +5.7%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 1 | 0 | 5.71K | $4,948 | n/a | n/a |
| Q2 2026 | 44 | +9 | 9.58M | $93.71M | +14 | −5 |
| Q1 2026 | 35 | +2 | 5.82M | $32.39M | +7 | −5 |
| Q4 2025 | 33 | +1 | 2.81M | $20.64M | +2 | −1 |
| Q3 2025 | 12 | -2 | 1.46M | $9.53M | n/a | −2 |
| Q2 2025 | 11 | +1 | 1.75M | $7.53M | +1 | n/a |
| Q1 2025 | 7 | -3 | 1.00M | $3.75M | n/a | −3 |
| Q4 2024 | 10 | -1 | 16.45M | $11.13M | n/a | −1 |
| Q3 2024 | 10 | 0 | 14.64M | $12.15M | n/a | n/a |
| Q2 2024 | 10 | n/a | 15.87M | $13.77M | n/a | n/a |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Adage Capital Partners ✦ | 1.81M | +328.7% | $10.06M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 2 | Goldman Sachs Group ✦ | 947.58K | New | $5.28M | 0.0% | New | 1 | SEC ↗ |
| 3 | Vanguard Capital Management Llc | 739.75K | n/a | $4.12M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | Millennium Management ✦ | 420.57K | New | $2.34M | 0.0% | New | 1 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 244.90K | -1.1% | $1.36M | 0.0% | ▼ Trim | 4 | SEC ↗ ×5 |
| 6 | Geode Capital Management ✦ (passive) | 206.13K | +9.8% | $1.15M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 7 | UBS Group AG | 194.02K | +119.3% | $1.08M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 8 | Group One Trading Llc | 191.53K | +87.0% | $1.07M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 9 | Two Sigma Investments ✦ | 151.23K | +1.6% | $842,362 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 10 | Marshall Wace ✦ | 128.45K | 0.0% | $715,472 | 0.0% | Held | 8 | SEC ↗ ×2 |
| 11 | Jane Street Group, Llc | 105.90K | +198.0% | $589,868 | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 12 | Renaissance Technologies ✦ | 105.41K | +75.9% | $587,156 | 0.0% | ▲ Add | 8 | SEC ↗ |
| 13 | State Street Global Advisors ✦ (passive) | 80.74K | +37.0% | $449,733 | 0.0% | ▲ Add | 6 | SEC ↗ |
| 14 | Connor, Clark & Lunn Investment… | 79.08K | +38.2% | $440,481 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 15 | Balyasny Asset Management L.P. | 70.75K | New | $394,066 | 0.0% | New | 1 | SEC ↗ |
| 16 | Hrt Financial Lp | 70.00K | New | $389,000 | 0.0% | New | 1 | SEC ↗ |
| 17 | Royal Bank Of Canada | 60.40K | +4.1% | $336,000 | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 18 | Northern Trust Corp | 38.56K | +32.9% | $214,757 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 19 | Baird Financial Group, Inc. | 29.79K | +6.4% | $165,936 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 20 | Susquehanna International Group, Llp | 24.14K | -83.7% | $134,449 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 21 | Bank Of America Corp /De/ | 19.47K | -59.5% | $108,459 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 22 | Morgan Stanley ✦ | 18.57K | +109.6% | $103,436 | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 23 | Invesco Ltd. | 16.74K | New | $93,231 | 0.0% | New | 1 | SEC ↗ |
| 24 | Charles Schwab Investment… | 13.43K | New | $74,800 | 0.0% | New | 1 | SEC ↗ |
| 25 | Hsbc Holdings Plc | 11.49K | New | $65,636 | 0.0% | New | 1 | SEC ↗ |
| 26 | Bank of New York Mellon Corp | 11.40K | +2.8% | $63,490 | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 27 | T. Rowe Price ✦ | 10.89K | 0.0% | $61,000 | 0.0% | Held | 4 | SEC ↗ |
| 28 | Barclays Plc | 7.42K | +80.7% | $41,352 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 29 | Citigroup Inc | 4.94K | +494000.0% | $27,521 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 30 | TD Waterhouse Canada Inc. | 3.20K | 0.0% | $18,577 | 0.0% | Held | 2 | SEC ↗ |
| 31 | Rockefeller Capital Management L.P. | 733 | 0.0% | $4,083 | 0.0% | Held | 2 | SEC ↗ |
| 32 | Fidelity (FMR) ✦ | 665 | -2.1% | $3,704 | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 33 | JPMorgan Chase ✦ | 471 | -73.0% | $2,496 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 34 | Osaic Holdings, Inc. | 402 | +42.5% | $2,239 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 35 | Bnp Paribas Financial Markets | 84 | +2.4% | $468 | 0.0% | ▲ Add | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Goldman Sachs Group | $5.28M | 0.0% |
| Millennium Management | $2.34M | 0.0% |
| Balyasny Asset Management L.P. | $394,066 | 0.0% |
| Hrt Financial Lp | $389,000 | 0.0% |
| Invesco Ltd. | $93,231 | 0.0% |
| Charles Schwab Investment… | $74,800 | 0.0% |
| Hsbc Holdings Plc | $65,636 | 0.0% |
Exited
| Ameriprise Financial Inc | $2.04M | was 0.0% |
| Simplex Trading, Llc | $241,908 | was 0.0% |
| Citadel Advisors | $233,378 | was 0.0% |
| Tudor Investment Corp Et Al | $95,106 | was 0.0% |
| Corient Private Wealth LP | $10,039 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 70.00K shares, $389 reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Oct 16
Abate Kristin
Officer · 4.79K sh · $1,647
Oct 01
Abate Kristin
Officer · 378 sh · $450
Sep 01
Abate Kristin
Officer · 19 sh · $38
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Oct 08
SC 13G/A: ACORN BIOVENTURES, L.P.
Sep 25
SC 13G/A: ACORN BIOVENTURES, L.P.
Sep 25
SC 13G/A: ACORN BIOVENTURES, L.P.
Sep 04
SC 13G: INTEGRATED CORE STRATEGIES (US) LLC
Aug 14
SC 13G/A: Commodore Capital LP
Aug 14
SC 13G/A: RA CAPITAL MANAGEMENT, L.P.
Aug 12
SC 13G/A: Adage Capital Management, L.P.
Aug 11
SC 13G/A: GOLDMAN SACHS GROUP INC
Jul 28
SC 13G: BlackRock, Inc.
Jun 05
SC 13G/A: T. Rowe Price Investment Management…
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q1 2026 ·
Methodology ·
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