Ticker · CUSIP 501575104
Holders (tracked)
11
Combined shares
11,252,637
Combined value
$396.79M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
SEC event timeline
29 events
- Chadwick Jeremy G · Chief Operating Officer2026-04-15Sold $117.0K @ $90.00Insider sell
- Booth Bruce2026-04-15Sold $247.8K @ $90.10Insider sell
- Booth Bruce2026-04-15Sold $34.7K @ $90.10Insider sell
- Booth Bruce2026-04-15Sold $197.9K @ $89.95Insider sell
- Chadwick Jeremy G · Chief Operating Officer2026-04-14Sold $472.6K @ $90.00Insider sell
- Booth Bruce2026-04-14Sold $374.2K @ $89.97Insider sell
- Goodman Noah · Chief Business Officer2026-04-14Sold $121.2K @ $90.00Insider sell
- Goodman Noah · Chief Business Officer2026-04-10Sold $174.7K @ $87.35Insider sell
- Goodman Noah · Chief Business Officer2026-04-09Sold $268.0K @ $86.62Insider sell
- Goodman Noah · Chief Business Officer2026-04-09Sold $232.6K @ $87.11Insider sell
- Goodman Noah · Chief Business Officer2026-04-09Sold $222.5K @ $89.00Insider sell
- AQR Capital Management added2026-02-17+719 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−83,718 shares · 2025Q413F
- Steve Cohen (Point72) trimmed2026-02-17−753 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) added2026-02-17+118,042 shares · 2025Q413F
- T. Rowe Price added2026-02-17+1,061,957 shares · 2025Q413F
- Wellington Management trimmed2026-02-17−782,758 shares · 2025Q413F
- Two Sigma Investments trimmed2026-02-17−164,443 shares · 2025Q413F
- Ron Baron (Baron Capital / BAMCO) added2026-02-17+13,000 shares · 2025Q413F
- Norges Bank (Norway SWF) opened position2026-02-10+16,543 shares · 2025Q413F
- AQR Capital Management added2025-11-14+537 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) added2025-11-14+38,425 shares · 2025Q313F
- Steve Cohen (Point72) trimmed2025-11-14−10,578 shares · 2025Q313F
- Two Sigma Investments added2025-11-14+270,812 shares · 2025Q313F
- Wellington Management trimmed2025-11-14−176,370 shares · 2025Q313F
- +7,000 shares · 2025Q313F
- T. Rowe Price trimmed2025-11-14−1,761,824 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−41,370 shares · 2025Q313F
- Norges Bank (Norway SWF) trimmed2025-11-12−26,652 shares · 2024Q313F
Insider activity
Last 30 days
Net (open-market)
−$2.46M
Buys
0 · $0
Sells
11 · $2.46M
Unique insiders
3
| Date | Insider | Code | Shares | Price | Value |
|---|---|---|---|---|---|
| 04-15 | Booth Bruce Insider | S | 2,750 | $90.10 | $247.8K |
| 04-15 | Booth Bruce Insider | S | 385 | $90.10 | $34.7K |
| 04-15 | Booth Bruce Insider | S | 2,200 | $89.95 | $197.9K |
| 04-15 | Chadwick Jeremy G Chief Operating Officer · Insider | M | 1,300 | $43.50 | $56.5K |
| 04-15 | Chadwick Jeremy G Chief Operating Officer · Insider | S | 1,300 | $90.00 | $117.0K |
| 04-15 | Booth Bruce Insider | M | 2,200 | $14.18 | $31.2K |
| 04-14 | Chadwick Jeremy G Chief Operating Officer · Insider | M | 4,466 | $30.17 | $134.7K |
| 04-14 | Chadwick Jeremy G Chief Operating Officer · Insider | M | 785 | $43.50 | $34.1K |
| 04-14 | Chadwick Jeremy G Chief Operating Officer · Insider | S | 5,251 | $90.00 | $472.6K |
| 04-14 | Booth Bruce Insider | M | 4,159 | $14.18 | $59.0K |
| 04-14 | Booth Bruce Insider | S | 4,159 | $89.97 | $374.2K |
| 04-14 | Goodman Noah Chief Business Officer · Insider | S | 1,347 | $90.00 | $121.2K |
| 04-10 | Goodman Noah Chief Business Officer · Insider | S | 2,000 | $87.35 | $174.7K |
| 04-09 | Goodman Noah Chief Business Officer · Insider | M | 2,500 | $21.05 | $52.6K |
| 04-09 | Goodman Noah Chief Business Officer · Insider | S | 3,094 | $86.62 | $268.0K |
| 04-09 | Goodman Noah Chief Business Officer · Insider | S | 2,670 | $87.11 | $232.6K |
| 04-09 | Goodman Noah Chief Business Officer · Insider | S | 2,500 | $89.00 | $222.5K |
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions1
- Norges Bank (Norway SWF)+16,543$1.3M
Added to4
- Ken Griffin (Citadel Advisors)+118,042$9.2M
- Ron Baron (Baron Capital / BAMCO)+13,000$1.0M
- T. Rowe Price+1,061,957$83K
- AQR Capital Management+719$56K
Trimmed4
- Wellington Management−782,758$60.9M
- Two Sigma Investments−164,443$12.8M
- Izzy Englander (Millennium Mgmt)−83,718$6.5M
- Steve Cohen (Point72)−753$59K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 11 | $6.36B |
| 2022Q2 | 7 | $4.96B |
| 2022Q3 | 12 | $5.1M |
| 2022Q4 | 11 | $211.6M |
| 2023Q1 | 10 | $239.9M |
| 2023Q2 | 10 | $202.8M |
| 2023Q3 | 10 | $58.8M |
| 2023Q4 | 8 | $119.7M |
| 2024Q1 | 10 | $345.9M |
| 2024Q2 | 11 | $286.1M |
| 2024Q3 | 12 | $254.8M |
| 2024Q4 | 11 | $28.5M |
| 2025Q1 | 7 | $182.8M |
| 2025Q2 | 9 | $278.5M |
| 2025Q3 | 10 | $339.2M |
| 2025Q4 | 11 | $396.8M |
Who owns KYMR
11 super-investors · 2025Q4
Tracked stake
11.25M
shares
Combined value
$397M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added6Trim4
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Wellington Management | 4.41M | $343M |
| 2 | Two Sigma Investments | 265.5K | $21M |
| 3 | Steve Cohen Point72 | 173.1K | $13M |
| 4 | Ken Griffin Citadel Advisors | 159.9K | $12M |
| 5 | Ron Baron Baron Capital / BAMCO | 20.0K | $2M |
| 6 | Norges Bank Norway SWF | 16.5K | $1M |
| 7 | Ken Griffin Citadel Advisors | 13.5K | $1M |
| 8 | Izzy Englander Millennium Mgmt | 11.2K | $875K |
| 9 | Ken Griffin Citadel Advisors | 11.2K | $871K |
| 10 | AQR Capital Management | 9.3K | $727K |
| 11 | T. Rowe Price | 6.16M | $479K |
Recent moves
20 transactions
- −83,718 · 2025Q4
- +1,061,957 · 2025Q4
- −753 · 2025Q4
- +118,042 · 2025Q4
- +719 · 2025Q4
- −782,758 · 2025Q4
- +13,000 · 2025Q4
- −164,443 · 2025Q4
- +16,543 · 2025Q4
- +537 · 2025Q3
- −10,578 · 2025Q3
- +270,812 · 2025Q3
- −176,370 · 2025Q3
- +38,425 · 2025Q3
- +7,000 · 2025Q3
- TRIMT. Rowe Price−1,761,824 · 2025Q3
- −41,370 · 2025Q3
- −26,652 · 2024Q3
- −453,944 · 2025Q2
- +184,478 · 2025Q2
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