Siebert Financial Corp. (SIEB) SEC filings

SIEB SEC filings moved a median of -0.67% by the close. SIEB SEC filings — 10-K, 10-Q, 8-K and the rest — each read against the price at its own news timestamp. Back to the SIEB overview →

54 measured SIEB SEC filing events.

Where these SIEB SEC filings landedvs 53 measured SIEB SEC filing reactions
SIEB SEC filingMiddle 50% · -2.29% to +0.52%Zero: 0.00%Median: -0.67%Median -0.67%-3.00%0+3.00%
Middle 50% of SIEB SEC filing reactions-2.29% to +0.52%
Median reaction (to close)-0.67%
Measured reactions53
Point-in-time · zero look-ahead

Half of the 53 SIEB SEC filing events with a measured close landed between -2.29% and +0.52%; 28% closed up.

DateHeadlineEvent5-minTo close
Form ARS SIEBERT FINANCIAL CORP For: Dec 31SEC filing · Form ARS-0.90%+1.80%
Form DEF 14A SIEBERT FINANCIAL CORP For: Nov 18SEC filing · Form DEF-0.90%+1.80%
Form DEFA14A SIEBERT FINANCIAL CORPSEC filing · Form DEFA14A-0.90%+1.80%
Form 8-K SIEBERT FINANCIAL CORP For: Sep 22SEC filing · Form 8-K-0.95%-1.39%
Form 10-Q SIEBERT FINANCIAL CORP For: Jun 30SEC filing · Form 10-Q-3.02%-4.95%
Form 10-Q SIEBERT FINANCIAL CORP For: Mar 31SEC filing · Form 10-Q+0.00%-2.29%
Form 10-K SIEBERT FINANCIAL CORP For: Dec 31SEC filing · Form 10-K+0.00%+0.52%
Form S-8 SIEBERT FINANCIAL CORPSEC filing · Form S-8—-2.29%
Form 8-K SIEBERT FINANCIAL CORP For: Nov 18SEC filing · Form 8-K+0.00%+0.00%
Form 10-Q SIEBERT FINANCIAL CORP For: Sep 30SEC filing · Form 10-Q-2.11%—
Form 8-K SIEBERT FINANCIAL CORP For: Oct 28SEC filing · Form 8-K+0.00%-2.13%
Form ARS SIEBERT FINANCIAL CORP For: Dec 31SEC filing · Form ARS-0.61%+0.00%
Form DEF 14A SIEBERT FINANCIAL CORP For: Nov 18SEC filing · Form DEF—+0.00%
Form DEFA14A SIEBERT FINANCIAL CORPSEC filing · Form DEFA14A-0.61%+0.00%
Form 10-Q SIEBERT FINANCIAL CORP For: Jun 30SEC filing · Form 10-Q-4.25%-0.73%
Form 8-K SIEBERT FINANCIAL CORP For: Jun 27SEC filing · Form 8-K-2.69%-8.68%
Form EFFECT SIEBERT FINANCIAL CORPSEC filing · Form EFFECT+1.14%-1.89%
Form S-3 SIEBERT FINANCIAL CORPSEC filing · Form S-3-3.09%-2.36%
Form 10-Q SIEBERT FINANCIAL CORP For: Mar 31SEC filing · Form 10-Q+0.25%-9.52%
Form 8-K SIEBERT FINANCIAL CORP For: Apr 10SEC filing · Form 8-K+1.71%+1.71%
Form 10-K/A SIEBERT FINANCIAL CORP For: Dec 31SEC filing · Form 10-K-2.46%-2.62%
Form NT 10-K SIEBERT FINANCIAL CORP For: Dec 31SEC filing · Form NT-2.46%-2.62%
Form 10-K SIEBERT FINANCIAL CORP For: Dec 31SEC filing · Form 10-K-1.55%+3.79%
Form 8-K SIEBERT FINANCIAL CORP For: Dec 18SEC filing · Form 8-K+0.00%-1.36%
Form 10-Q SIEBERT FINANCIAL CORP For: Sep 30SEC filing · Form 10-Q-3.48%+2.32%
Form 8-K SIEBERT FINANCIAL CORP For: Nov 01SEC filing · Form 8-K-3.09%+0.00%
Form ARS SIEBERT FINANCIAL CORP For: Dec 31SEC filing · Form ARS-4.39%-0.88%
Form DEF 14A SIEBERT FINANCIAL CORP For: Nov 01SEC filing · Form DEF-4.39%-0.88%
Form 8-K SIEBERT FINANCIAL CORP For: Aug 15SEC filing · Form 8-K—+0.00%
Form 10-Q SIEBERT FINANCIAL CORP For: Jun 30SEC filing · Form 10-Q—+9.88%
Form 8-K SIEBERT FINANCIAL CORP For: Jul 24SEC filing · Form 8-K+0.00%-3.37%
Form EFFECT SIEBERT FINANCIAL CORPSEC filing · Form EFFECT-1.15%+9.20%
Form POS AM SIEBERT FINANCIAL CORPSEC filing · Form POS—+6.25%
Form 10-Q SIEBERT FINANCIAL CORP For: Mar 31SEC filing · Form 10-Q—-2.54%
Form 8-K SIEBERT FINANCIAL CORP For: May 13SEC filing · Form 8-K—-4.17%
Form NT 10-Q SIEBERT FINANCIAL CORP For: Mar 31SEC filing · Form NT—-4.17%
Form 10-K SIEBERT FINANCIAL CORP For: Dec 31SEC filing · Form 10-K-11.95%-0.90%
Form 8-K SIEBERT FINANCIAL CORP For: Apr 18SEC filing · Form 8-K+0.49%-1.47%
Siebert Receives Notification of Deficiency from Nasdaq Related to Delayed Filing of Annual Report on Form 10-KPress release+0.49%-1.47%
Form NT 10-K/A SIEBERT FINANCIAL CORP For: Dec 31SEC filing · Form NT—-0.52%
Form 8-K SIEBERT FINANCIAL CORP For: Apr 05SEC filing · Form 8-K—+1.01%
Form NT 10-K SIEBERT FINANCIAL CORP For: Dec 31SEC filing · Form NT+0.00%+0.47%
Form ARS SIEBERT FINANCIAL CORP For: Dec 31SEC filing · Form ARS—+1.43%
Form DEF 14A SIEBERT FINANCIAL CORP For: Apr 05SEC filing · Form DEF—+0.00%
Form DEFA14A SIEBERT FINANCIAL CORPSEC filing · Form DEFA14A—+0.00%
Form EFFECT SIEBERT FINANCIAL CORPSEC filing · Form EFFECT-4.35%-0.07%
Form 8-K SIEBERT FINANCIAL CORP For: Jan 18SEC filing · Form 8-K—+3.54%
Form S-3 SIEBERT FINANCIAL CORPSEC filing · Form S-3—-3.51%
Form S-3/A SIEBERT FINANCIAL CORPSEC filing · Form S-3+0.00%-1.08%
Form 8-K SIEBERT FINANCIAL CORP For: Jan 05SEC filing · Form 8-K—-0.67%
Form 8-K SIEBERT FINANCIAL CORP For: Dec 19SEC filing · Form 8-K-13.06%-13.06%
Form 10-Q SIEBERT FINANCIAL CORP For: Sep 30SEC filing · Form 10-Q—-0.55%
Form 8-K SIEBERT FINANCIAL CORP For: Nov 11SEC filing · Form 8-K+0.00%+4.00%
Form 8-K SIEBERT FINANCIAL CORP For: Oct 20SEC filing · Form 8-K+0.00%-3.27%
That’s how SIEB usually reacts to SEC filings — get an email when it moves on news →
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Other Financial Services names and their SEC filings

Same sector, same measurement: percent move vs. the price at the news timestamp, read at 30 minutes. Sample sizes differ, so the medians are comparable but the confidence behind them is not. These are each name’s all-news baseline, not its SEC filings — that is what the link opens.