Latest filings (excl ownership)
10-Q
2024 Q1
Quarterly report
2 May 24
8-K
Mediaalpha Announces First Quarter 2024
1 May 24
DEFA14A
Additional proxy soliciting materials
10 Apr 24
ARS
2023 FY
Annual report to shareholders
3 Apr 24
DEFA14A
Additional proxy soliciting materials
3 Apr 24
DEF 14A
Definitive proxy
3 Apr 24
PRE 14A
Preliminary proxy
22 Mar 24
8-K
Departure of Directors or Certain Officers
20 Mar 24
8-K
Other Events
12 Mar 24
424B4
Prospectus supplement with pricing info
11 Mar 24
424B4
Prospectus supplement with pricing info
7 Mar 24
10-K
2023 FY
Annual report
22 Feb 24
8-K
Mediaalpha Announces Fourth Quarter and Full Year 2023
20 Feb 24
EFFECT
Notice of effectiveness
16 Jan 24
POS AM
Prospectus update (post-effective amendment)
22 Dec 23
424B3
Prospectus supplement
2 Nov 23
10-Q
2023 Q3
Quarterly report
2 Nov 23
8-K
Mediaalpha Announces Third Quarter 2023
1 Nov 23
424B3
Prospectus supplement
4 Aug 23
10-Q
2023 Q2
Quarterly report
3 Aug 23
8-K
Mediaalpha Announces Second Quarter 2023
2 Aug 23
SC TO-T/A
Third party tender offer statement (amended)
30 Jun 23
SC TO-T/A
Third party tender offer statement (amended)
27 Jun 23
8-K
Entry into a Material Definitive Agreement
12 Jun 23
SC 14D9
Tender offer solicitation
9 Jun 23
424B3
Prospectus supplement
30 May 23
SC TO-T
Third party tender offer statement
26 May 23
8-K
Submission of Matters to a Vote of Security Holders
19 May 23
424B3
Prospectus supplement
5 May 23
10-Q
2023 Q1
Quarterly report
5 May 23
8-K
Mediaalpha Announces First Quarter 2023
4 May 23
ARS
2022 FY
Annual report to shareholders
5 Apr 23
DEFA14A
Additional proxy soliciting materials
5 Apr 23
DEF 14A
Definitive proxy
5 Apr 23
EFFECT
Notice of effectiveness
30 Mar 23
8-K
Regulation FD Disclosure
20 Mar 23
POS AM
Prospectus update (post-effective amendment)
17 Mar 23
10-K
2022 FY
Annual report
27 Feb 23
8-K
Mediaalpha Announces Fourth Quarter and Full Year 2022
23 Feb 23
8-K/A
Submission of Matters to a Vote of Security Holders
10 Feb 23
Latest ownership filings
SC 13D/A
WHITE MOUNTAINS INSURANCE GROUP LTD
3 May 24
4
Steven Yi
19 Mar 24
4
Eugene Nonko
19 Mar 24
4
JEFFREY B COYNE
19 Mar 24
4
Patrick Ryan Thompson
19 Mar 24
4
Change in insider ownership
12 Mar 24
4
Change in insider ownership
5 Mar 24
4
Eugene Nonko
16 Feb 24
4
Steven Yi
16 Feb 24
4
Patrick Ryan Thompson
16 Feb 24
4
JEFFREY B COYNE
16 Feb 24
SC 13G/A
Broad Bay Capital Management, LP
14 Feb 24
SC 13G/A
VANGUARD GROUP INC
13 Feb 24
SC 13G/A
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC
13 Feb 24
SC 13D/A
WHITE MOUNTAINS INSURANCE GROUP LTD
3 Jan 24
4
Steven Yi
18 Dec 23
4
Eugene Nonko
18 Dec 23
4
Steven Yi
16 Nov 23
4
Eugene Nonko
16 Nov 23
4
Patrick Ryan Thompson
16 Nov 23
4
JEFFREY B COYNE
16 Nov 23
SC 13D/A
WHITE MOUNTAINS INSURANCE GROUP LTD
2 Nov 23
4
Venmal (Raji) Arasu
31 Oct 23
4
KATHY P VRABECK
31 Oct 23
4
Lara Sweet
31 Oct 23
4
Steven Yi
31 Oct 23
4
Eugene Nonko
31 Oct 23
4
Steven Yi
18 Sep 23
4
Eugene Nonko
18 Sep 23
4
Patrick Ryan Thompson
17 Aug 23
4
JEFFREY B COYNE
17 Aug 23
4
Eugene Nonko
17 Aug 23
4
Steven Yi
17 Aug 23
4
Steven Yi
1 Aug 23
4
Venmal (Raji) Arasu
1 Aug 23
4
KATHY P VRABECK
1 Aug 23
4
Lara Sweet
1 Aug 23
4
Eugene Nonko
1 Aug 23
SC 13D
WHITE MOUNTAINS INSURANCE GROUP LTD
30 Jun 23
4
Change in insider ownership
30 Jun 23