Tracked funds
13Unique WSM-tracked managers; table rows may include common shares and optionsRYTM
Ticker case file
RYTM
RHYTHM PHARMACEUTICALS INC
$84.71+0.43%NGM
Politicians active
0Recent transactions disclosed via House Clerk / Senate eFD13F notional
$757.2M2026-03-31Top conviction
4.0%max % across any fund's portfolioThis page is the WSM tracked universe, not market-wide ownership. 13F rows are quarterly snapshots, about 45 days delayed; PTR rows are event-based public disclosures.
13F filing
Funds holding this ticker
| Manager | 13F value | Conviction | Class | Option | Reported | SEC filing |
|---|---|---|---|---|---|---|
| Perceptive Advisors LLCSemis | $206.4M | 4.0% | SH | — | 2026-03-31 | SEC filing |
| FMR LLCSemis | $147M | 0.01% | SH | — | 2026-03-31 | SEC filing |
| Citadel Advisors LLCSemis | $123.4M | 0.02% | SH | — | 2026-03-31 | SEC filing |
| Point72 Asset Management, L.P.Semis | $73.6M | 0.09% | SH | — | 2026-03-31 | SEC filing |
| ClearBridge Investments, LLCSemis | $53M | 0.05% | SH | — | 2026-03-31 | SEC filing |
| Loomis, Sayles & Company, L.P.Semis | $40.4M | 0.05% | SH | — | 2026-03-31 | SEC filing |
| Millennium Management LLCSemis | $39.3M | 0.02% | SH | — | 2026-03-31 | SEC filing |
| OrbiMed Advisors LLCSemis | $27.3M | 0.54% | SH | — | 2026-03-31 | SEC filing |
| Renaissance Technologies LLCSemis | $22.4M | 0.04% | SH | — | 2026-03-31 | SEC filing |
| Capital World InvestorsSemis | $10.1M | 0.00% | SH | — | 2026-03-31 | SEC filing |
| WCM Investment Management, LLCSemis | $6.2M | 0.01% | SH | — | 2026-03-31 | SEC filing |
| Balyasny Asset Management L.P.Semis | $4.6M | 0.01% | SH | — | 2026-03-31 | SEC filing |
| Citadel Advisors LLCSemis | $2.7M | 0.00% | SH | CALL | 2026-03-31 | SEC filing |
| Two Sigma Investments, LPSemis | $374K | 0.00% | SH | — | 2026-03-31 | SEC filing |
| Citadel Advisors LLCHedge | $339.2K | 0.00% | SH | PUT | 2026-03-31 | SEC filing |
Politician
Politician PTR activity
No politician transactions for this ticker.
Combined activity
13F filings + PTR transactions, newest first
- 13F filing2026-05-29Perceptive Advisors LLC · $206.4M↗
- 13F filing2026-05-15FMR LLC · $147M↗
- 13F filing2026-05-15Citadel Advisors LLC · $123.4M↗
- 13F filing2026-05-15Point72 Asset Management, L.P. · $73.6M↗
- 13F filing2026-05-15Millennium Management LLC · $39.3M↗
- 13F filing2026-05-15OrbiMed Advisors LLC · $27.3M↗
- 13F filing2026-05-15Balyasny Asset Management L.P. · $4.6M↗
- 13F filing2026-05-15Citadel Advisors LLC · $2.7M↗
- 13F filing2026-05-15Two Sigma Investments, LP · $374K↗
- 13F filing2026-05-15Citadel Advisors LLC · $339.2K↗
- 13F filing2026-05-14Loomis, Sayles & Company, L.P. · $40.4M↗
- 13F filing2026-05-14Renaissance Technologies LLC · $22.4M↗
- 13F filing2026-05-13ClearBridge Investments, LLC · $53M↗
- 13F filing2026-05-13Capital World Investors · $10.1M↗
- 13F filing2026-05-07WCM Investment Management, LLC · $6.2M↗
Often co-held with