ROTHBERG JONATHAN M

5 filings 1 distinct issuers Active 2021-03-26 → 2026-07-21

Track Record

Total filings

2 SCHEDULE 13D/A · 1 SCHEDULE · 2 SC

Distinct issuers

20% issuer diversity

Median stake

100%

9,361,496 avg shares

AI briefs cached

0/5

intent-classified filings

Backtested Performance · post-filing returns (split + dividend adjusted)

Median 30d

-36.1%

across 1 filings · win rate 0%

Median 60d

-30.4%

across 1 filings · win rate 0%

Median 90d

-26.0%

across 1 filings · win rate 0%

Median 1y

+17.9%

across 1 filings · win rate 100%

Anchor: closest trading day on/after filing's date_of_event. Source: Yahoo Finance daily adj_close. Past performance is not indicative of future results.

Filings · 5 total

Filed	Form	Issuer	Stake	Shares
2026-07-21	SCHEDULE 13D/A	Butterfly Network, Inc.BFLY	—	828,775	view →
2026-07-17	SCHEDULE 13D/A	Butterfly Network, Inc.BFLY	100.00%	828,775	view →
2025-03-07	SCHEDULE	Butterfly Network, Inc.BFLY	100.00%	26,426,937	view →
2022-09-16	SC	Butterfly Network, Inc.BFLY	—	—	view →
2021-03-26	SC	Butterfly Network, Inc.BFLY	—	—	view →

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