Safety Insurance Group Inc (SAFT) insider trading

Recent insider transactions reported to the SEC on Form 4 — directors and officers buying or selling their own company’s stock. Sourced directly from public SEC filings, latest filed Jul 28, 2026.

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Filings shown
8
Open-market buys
0
Open-market sells
8

Counts cover the 8 most recent Form 4 filings Tradune holds for SAFT (filed Mar 3 – Jul 28, 2026); the score below covers only the trailing 90 days (0 buys, 3 sells). No completed check of SAFT's Form 4 list on SEC EDGAR is on record yet; the latest SAFT filing Tradune holds was filed Jul 28, 2026. This is not guaranteed to be the complete record — see SAFT's full Form 4 filing history on SEC EDGAR.

Open-market activity, last 90 days

Purchases (Form 4 code P) and sales (code S) on the 2 filings Tradune holds for SAFT filed Jul 27 – Jul 28, 2026. Grants, exercises, tax withholding and the other Form 4 transaction codes are left out.

3 open-market sales by Rule 10b5-1 checkbox

On filings with the 10b5-1 box checked
0 sales· 0 sh
checkbox disclosed
On filings with the box not checked
3 sales· 1,279,187 sh
not proof that no plan exists
Not comparable
0 sales· 0 sh
filed before Apr 1, 2023, or no checkbox value in the filing data

Counts are Form 4 lines as filed. The checkbox is one per filing, so every sale on a filing with the box checked is counted there even if only some of its transactions were under a plan; it records what the filer disclosed, and the three categories are not a judgement about why a sale was made.

Open-market purchases and sales by insider
Insider Buys Sells Shares bought Shares sold Value
SRB Corp10% owner 0 3 — 1,279,187 −$131,840,243

Value = shares × the price reported on each Form 4 (+ purchases, − sales); every open-market line in this window disclosed a price.

Insider-activity score
0/ 100
Net insider sales
0 distinct buyers0 buy · 3 sell tx

Summarises ~90 days of public SEC Form 4 activity — more distinct buyers, officer involvement and net buying score higher. A description of filing activity, not a rating or buy signal. How this score is computed →

How to read this: an open-market purchase (Form 4 code P) is a buy at the market price with the insider’s own money, as opposed to a grant, award or option exercise; an open-market sale is code S. When two or more distinct insiders report open-market purchases in the same 90-day window, this site labels that a cluster — a definition, not a forecast; see insider cluster buying. “Held after” is Form 4 Table I column 5; “Change” = shares ÷ holdings before the trade (held after − shares for an acquisition, held after + shares for a disposition).

Insider Buying at SAFT

No open-market insider purchases (Form 4 code P) were reported for SAFT between Mar 3, 2026 and Jul 28, 2026. The filings below may include other transaction types — sales, grants, option exercises, and tax withholding — shown for completeness; they are not open-market purchases.

Recent Form 4 filings

Source: SEC EDGAR Form 4 · transaction codes explained

SRB Corp 10% owner · filed Jul 28, 2026 · SEC ↗
TransactionSharesPriceHeld afterChange†Date
Open-market sale 10b5-1 box not checked 466,175 $103.09 1,247,564 (indirect) −27% Jul 27, 2026
Open-market sale 10b5-1 box not checked 774,177 $103.05 473,387 (indirect) −62% Jul 27, 2026

† change in this filer’s own reported holding line (Form 4 Table I, col. 5), not of total company ownership; small prior holdings produce large percentages, so under 100 shares the prior holding is shown instead.

“10b5-1 box checked” = the filer checked the Form 4 box stating that a transaction on the filing was made under a plan intended to satisfy Rule 10b5-1(c); “10b5-1 box not checked” = the box was left blank, which does not prove that no plan exists. The box applies to Form 4s filed from April 1, 2023; older filings, and boxes we could not read, carry no tag. What the 10b5-1 box means.

SRB Corp 10% owner · filed Jul 27, 2026 · SEC ↗
TransactionSharesPriceHeld afterChange†Date
Open-market sale 10b5-1 box not checked 38,835 $103.08 1,713,739 (indirect) −2.2% Jul 24, 2026
SRB Corp 10% owner · filed Jul 20, 2026 · SEC ↗
TransactionSharesPriceHeld afterChange†Date
Open-market sale 10b5-1 box not checked 5,159 $76.03 1,752,574 (indirect) −0.3% Jul 17, 2026
SRB Corp 10% owner · filed Jul 14, 2026 · SEC ↗
TransactionSharesPriceHeld afterChange†Date
Open-market sale 10b5-1 box not checked 34,272 $76.04 1,757,733 (indirect) −1.9% Jul 13, 2026
SRB Corp 10% owner · filed Jul 10, 2026 · SEC ↗
TransactionSharesPriceHeld afterChange†Date
Open-market sale 10b5-1 box not checked 2,650 $76.51 1,792,005 (indirect) −0.1% Jul 9, 2026
SRB Corp 10% owner · filed Mar 23, 2026 · SEC ↗
TransactionSharesPriceHeld afterChange†Date
Open-market sale 10b5-1 box not checked 14,151 $71.12 1,794,655 (indirect) −0.8% Mar 20, 2026
SRB Corp 10% owner · filed Mar 19, 2026 · SEC ↗
TransactionSharesPriceHeld afterChange†Date
Open-market sale 10b5-1 box not checked 1,199 $73.06 1,808,806 (indirect) −0.1% Mar 17, 2026
Brian Siu-Gae Lam VP of Insurance Operations · filed Mar 3, 2026 · SEC ↗
TransactionSharesPriceHeld afterChange†Date
Tax withholding 176 $76.89 9,101 −1.9% Mar 2, 2026
Tax withholding 17 $76.18 9,277 −0.2% Mar 2, 2026
Tax withholding 70 $76.78 9,436 −0.7% Feb 27, 2026
Tax withholding 142 $77.49 9,294 −1.5% Feb 27, 2026
Grant / award 1,982 — 9,552 +26% Feb 25, 2026
Grant / award 1,721 — 7,570 +29% Feb 25, 2026
Other acquisition / disposition 249 — 5,849 −4.1% Feb 25, 2026
Tax withholding 8 $77.42 9,506 −0.1% Feb 24, 2026
Tax withholding 38 $76.95 9,514 −0.4% Feb 24, 2026

Insider filings reported around the same time

Other companies whose most recent Form 4 was filed closest to SAFT's (Jul 28, 2026).

Frequently asked about SAFT insider activity

How many insiders bought SAFT stock in these Form 4 filings?

No open-market purchases (Form 4 code P) of SAFT shares were reported by Safety Insurance Group Inc insiders between Mar 3, 2026 and Jul 28, 2026. The 8 filings shown on this page cover other transaction types — sales, grants, option exercises, and tax withholding.

Who filed the most recent Form 4 for SAFT?

The most recent Form 4 on this page was filed by SRB Corp (10% owner) on Jul 28, 2026, reporting 2 transactions. The original document is linked from the filing list above on SEC EDGAR. Amended filings (Form 4/A) may later revise reported figures.

What was the largest open-market SAFT insider sale shown?

The largest open-market sale among the filings shown was 774,177 SAFT shares at $103.05 (about $79,780,875) by SRB Corp (10% owner) on Jul 27, 2026. Value is shares × the price reported on the Form 4; its Rule 10b5-1 box is not checked.

New to Form 4s? The transaction codes, the 90-day window and the 0–100 score are defined on the insider-activity score methodology page.

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This score summarizes SEC Form 4 filing activity over the trailing 90 days. It is descriptive, not predictive — not a rating, recommendation, or investment advice. Data: SEC EDGAR (public domain), as filed; amendments may revise figures. Tradune is not a registered investment adviser.

Data as filed; amended filings (Form 4/A) may revise figures. Sales may occur under prearranged Rule 10b5-1 trading plans.