SEC Form 4
CalciMedica, Inc. (CALC) insider trading
In the 12 months to Oct 26, 2026, one CALC insider reported open-market purchases of $200.0K across 1 filing; no open-market sales were filed.
Latest filing · Last 12 months · Source: SEC EDGAR · How we count
- Open-market sales
- $0
- 0 filings · 0 insiders
- Open-market purchases
- $200.0K
- 1 filing · Fred A. Middleton, Director
Who traded CALC, and when
- Purchase
CALC daily close from Oct 27, 2025 to Oct 26, 2026, between $1.02 and $33.70, last $1.29. 0 sale and 1 purchase filings by 1 insider, marked at their filing dates. Fred A. Middleton, Director: bought $200.0K across 1 filing, first filed Jun 29, 2026, last Jun 29, 2026.
Largest mark · tap a row for others
Fred A. Middleton · Director
Purchase $199,999
248,972 shares at $0.80 avg
Filed Jun 29, 2026 · traded Jun 25
Close on filing date $4.94
Fred A. Middleton · Director
Director
$200.0K boughtOpen-market trades
1 filing in the last 12 months| Insider | Role | Sold | Bought | Filings | Pre-arranged (10b5-1) | Last filed |
|---|---|---|---|---|---|---|
| Fred A. Middleton | Director | — | $200.0K | 1 | — |
| Filed | Insider | Type | Shares | Avg price | Value | Held after | Source |
|---|---|---|---|---|---|---|---|
traded | Fred A. Middleton Director | Purchase | 248,972 | $0.80 | $200.0K | 1,063,272 |
GET /stocks/filings/vX/form-4?tickers=CALC&filing_date.gte=2025-10-26&sort=filing_date.desc&limit=500{
"status": "OK",
"results": [
{
"tickers": [
"CALC"
],
"issuer_cik": "0001534133",
"owner_cik": "0001267959",
"accession_number": "0001267959-26-000003",
"form_type": "4",
"filing_date": "2026-06-29",
"period_of_report": "2026-06-25",
"issuer_name": "CalciMedica, Inc.",
"issuer_trading_symbol": "CALC",
"owner_name": "Middleton Fred A",
"is_director": true,
"is_officer": false,
"is_ten_percent_owner": true,
"is_other": false,
"security_type": "non_derivative",
"record_type": "transaction",
"security_title": "Common Stock",
"transaction_timeliness": "O",
"aff_10b5_one": false,
"transaction_date": "2026-06-25",
"transaction_code": "P",
"equity_swap_involved": false,
"transaction_shares": 248972,
"transaction_price_per_share": 0.8033,
"transaction_acquired_disposed": "A",
"shares_owned_following_transaction": 1063272,
"transaction_value": 199999.2076,
"direct_or_indirect": "I",
"nature_of_ownership": "By Sanderling Venture Partners VI Co-Investment Fund, L.P.",
"footnotes": [
{
"id": "F1",
"description": "The securities were acquired from the Issuer pursuant to a Securities Purchase Agreement dated June 23, 2026, with a closing date of June 25, 2026. The Securities Purchase Agreement and the issuance of the securities thereunder was approved by an independent committee of the Issuer's Board of Directors."
},
{
"id": "F2",
"description": "The Reporting Person, a director of Sanderling Ventures, may be deemed to beneficially own the securities of the Issuer held by Sanderling Venture Partners VI Co-Investment Fund, LP (\"SVP VI Co-Investment, LP\", together with Sanderling Venture Partners VI, LP., Sanderling VI Beteiligungs GmbH & Co. KG, Sanderling Ventures Management VI and Sanderling VI Limited Partnership (the \"Sanderling VI Securities\"). The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein."
}
]
}
]
}
// trimmed to 1 resultsThe response includes every Form 4 record; this page keeps open-market purchases and sales on common stock and removes duplicate joint-filer rows.
Other insider activity (not market trades) · 4 records
- Grants and awards4 records
Reported on Form 4 but not purchases or sales in the market, so not counted in the totals above.
How to read this page
- Open-market purchase or sale
- A buy or sell of the company's stock at market price. Grants, option exercises, shares withheld for tax, gifts and employee stock plan purchases are listed separately and not counted.
- Filing date
- Insiders have two business days to report a trade. Totals and the chart use the filing date, when the trade became public.
Frequently asked questions
Has CalciMedica, Inc.'s CEO sold stock?
No. A. Rachel Leheny (CEO) made no open-market sales filed as CEO in the last 12 months.
How current is CALC’s insider data?
These are CALC Form 4 filings from the last year, refreshed daily. The Massive Form 4 API has the full, continuously updated record.
What counts as an open-market buy or sell?
Only purchases and sales at the market price. Option exercises, grants, gifts, and shares withheld for taxes are reported on Form 4 but are left out of the buy and sell totals.
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Track CALC insider trades with your agent
This page joins two Massive endpoints: Form 4 filings and daily prices. Ask an agent to watch for new filings:
Using the Massive API (massive.com/docs/llms.txt), check Form 4 filings for CALC every day with transaction_code=P and tell me when an insider files an open-market purchase, with their role, shares, price and the filing link.
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