PULM

Pulmatrix Inc$1.33 0.76%
Health CareUSCUSIP 74584P301· EOD Jun 5, 2026◍ Confluence graph
Tracked 13F Holders
3
+0 QoQ
13F Value (tracked)
$76K
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
0
Smart-money sentimentBearish
BearishBullish
13F funds (latest Q)0 adding · 1 trimming
Insider net (180d)$0

Price & smart-money activity

$1.33 0.76%5Y -93.5%
$1.09$6.41$11.73$17.05$22.37202120222023202420252026333222222322334
Hover for who · click for detailEnd-of-day closing prices52w $1.19 – $8.90
Build

Use PULM data in an agent

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Build

Ask your agent who owns PULM

This stock page is the Follow view. The Build view lets your agent query PULM owners, fund changes, insider filings, and source links through REST or MCP.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/PULM"
Ask your agent
Use Arkolith to show who owns PULM,
which funds added or reduced it, and which
SEC filings prove each claim.

Top institutional holders

3 tracked 13F filers
#FundPosition valueSharesLast moveAs ofHistory
1SBI Securities Co., Ltd.
$39K
30K
−46%
Reduced · −25K sh
Q1 2026
2VANGUARD FIDUCIARY TRUST CO
$19K
15K
New
+15K sh
Q1 2026
3STATE STREET CORP
$18K
14K
Held
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Fund activity: latest quarter

Opened (NEW)
0
funds
Added
0
funds
Reduced
1
funds
Exited
0
funds

Insider activity (Form 4)

No Form 4 insider transactions on file yet.

Institutional ownership over time

15 funds+2 since Q2 2022
0815Q2 2022Q1 2023Q4 2023Q3 2024Q2 2025Q1 2026
funds holding aggregate valuelatest $425K

Funds that own PULM also own

CompanyCo-held byCombined value
NVIDIA CORPNVDA3 funds$534.9M
VANGUARD TOTAL STOCK MKT ETFVTI3 funds$247.8M
VANGUARD S&P 500 ETFVOO3 funds$234.5M
SS SPDR S&P 500 ETF TRUST-USSPY3 funds$175.4M
APPLE INCAAPL3 funds$171.2M
ALPHABET INC-CL AGOOGL3 funds$169.8M
INVESCO QQQ TRUST SERIES 1QQQ3 funds$142.4M
TESLA INCTSLA3 funds$135.7M
SS SPDR P S&P 500 GROWTH ETFSPYG3 funds$127.8M
AMAZON.COM INCAMZN3 funds$116.8M
VANGUARD TOT WORLD STK ETFVT3 funds$111.1M
MICROSOFT CORPMSFT3 funds$103.8M

Ranked by how many of PULM's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

0 shown

No filings captured for this ticker in the live stream yet.

Browse more

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for PULM. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.