Tracked funds
8Unique WSM-tracked managers; table rows may include common shares and optionsTNDM
Ticker case file
TNDM
TANDEM DIABETES CARE INC
$18.03-3.06%NGM
Politicians active
2Recent transactions disclosed via House Clerk / Senate eFD13F notional
$171.3M2026-03-31Top conviction
0.03%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 |
|---|---|---|---|---|---|---|
| Citadel Advisors LLCOther | $42M | 0.01% | SH | — | 2026-03-31 | SEC filing |
| Two Sigma Investments, LPOther | $35.7M | 0.03% | SH | — | 2026-03-31 | SEC filing |
| Jennison Associates LLCOther | $31.8M | 0.02% | SH | — | 2026-03-31 | SEC filing |
| Baillie Gifford & CoOther | $20.9M | 0.02% | SH | — | 2026-03-31 | SEC filing |
| Millennium Management LLCOther | $14.6M | 0.01% | SH | — | 2026-03-31 | SEC filing |
| FMR LLCOther | $13.7M | 0.00% | SH | — | 2026-03-31 | SEC filing |
| Point72 Asset Management, L.P.Other | $8.1M | 0.01% | SH | — | 2026-03-31 | SEC filing |
| Point72 Asset Management, L.P.Hedge | $1.7M | 0.00% | SH | PUT | 2026-03-31 | SEC filing |
| Renaissance Technologies LLCOther | $1.1M | 0.00% | SH | — | 2026-03-31 | SEC filing |
| Citadel Advisors LLCOther | $897.2K | 0.00% | SH | CALL | 2026-03-31 | SEC filing |
| Citadel Advisors LLCHedge | $722.7K | 0.00% | SH | PUT | 2026-03-31 | SEC filing |
Politician
Politician PTR activity
| Public date | Politician | Action | Owner | Amount range | Filing |
|---|---|---|---|---|---|
| 2026-04-07 | Gilbert Cisneros HouseholdD · CA-31 | Purchase | Self | $1K–$15K | 20034285 |
| 2025-10-15 | Josh Gottheimer HouseholdD · NJ-05 | Purchase | Self | $1K–$15K | 20032246 |
Combined activity
13F filings + PTR transactions, newest first
- 13F filing2026-05-15Citadel Advisors LLC · $42M↗
- 13F filing2026-05-15Two Sigma Investments, LP · $35.7M↗
- 13F filing2026-05-15Millennium Management LLC · $14.6M↗
- 13F filing2026-05-15FMR LLC · $13.7M↗
- 13F filing2026-05-15Point72 Asset Management, L.P. · $8.1M↗
- 13F filing2026-05-15Point72 Asset Management, L.P. · $1.7M↗
- 13F filing2026-05-15Citadel Advisors LLC · $897.2K↗
- 13F filing2026-05-15Citadel Advisors LLC · $722.7K↗
- 13F filing2026-05-14Renaissance Technologies LLC · $1.1M↗
- 13F filing2026-05-08Baillie Gifford & Co · $20.9M↗
- 13F filing2026-05-06Jennison Associates LLC · $31.8M↗
- PTR2026-04-07Gilbert Cisneros Household · Purchase · $1K–$15K↗
- PTR2025-10-15Josh Gottheimer Household · Purchase · $1K–$15K↗
Often co-held with